Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Biotite from
Shiyaogou Mo deposit, Shizimiao Au-Mo ore field, Luanchuan County, Luoyang, Henan, China


Locality type:Deposit
Classification
Species:'Biotite' (not an IMA approved species)
Formula:K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Biotite data
Locality Data:Click here to view Shiyaogou Mo deposit, Shizimiao Au-Mo ore field, Luanchuan County, Luoyang, Henan, China
Data Identifiers
Mindat Occurrence Record ID:805040
Long-form Identifier:1:3:805040:3
GUID (UUID V4):0
Nearest other occurrences of Biotite
2.3km (1.4 miles) ⓘHongzhuang Au deposit, Shizimiao Au-Mo ore field, Luanchuan County, Luoyang, Henan, China
12.5km (7.8 miles) ⓘLuocun Mo deposit, Luanchuan County, Luoyang, Henan, China
13.8km (8.6 miles) ⓘHuanxiangwa Mine (Huangxiangwa Mine; Huaxiangwa Mine), Song County, Luoyang, Henan, China
14.0km (8.7 miles) ⓘNannihu-Sandaozhuang Mine, Nannihu ore field, Luanchuan County, Luoyang, Henan, China
15.1km (9.4 miles) ⓘZhuyuangou Mine, Nannihu ore field, Luanchuan County, Luoyang, Henan, China
15.8km (9.8 miles) ⓘLengshuibeigou Pb-Zn deposit (Lengshuigou Pb-Zn deposit), Nannihu ore field, Luanchuan County, Luoyang, Henan, China
16.2km (10.1 miles) ⓘShangfanggou Mine (Shangfang Mine), Nannihu ore field, Luanchuan County, Luoyang, Henan, China
18.6km (11.6 miles) ⓘYumugou Mo-W deposit, Yuku Mo ore field, Luanchuan County, Luoyang, Henan, China
19.8km (12.3 miles) ⓘShibaogou deposit, Yuku Mo ore field, Luanchuan County, Luoyang, Henan, China
20.6km (12.8 miles) ⓘJiudinggou Mo-W deposit, Luanchuan County, Luoyang, Henan, China
References
Jiangming Zhang (2011): Geological Survey and Research 34(3), 190-197
Mao, J.W.; Pirajno, F.; Xiang, J.F.; Gao, J.J.; Ye, H.S.; Li, Y.F.; Guo, B.J. (2011) Mesozoic molybdenum deposits in the east Qinling–Dabie orogenic belt: Characteristics and tectonic settings. Ore Geology Reviews, 43 (1). doi:10.1016/j.oregeorev.2011.07.009
Yaqing He, Fengqun Chen, Jianmin Yang, and Huina Yang (2013): Gold Science and Technology 21(1), 28-32
 
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